JCA

JCA may refer to:

• Java Cryptography Architecture
• Java EE Connector Architecture, for connecting application servers and enterprise information systems (EIS)

• Joint capability areas, US Department of Defense listing of military capabilities
• Joint Cargo Aircraft, US Army and Air Force designation for the C-27 Spartan
• Joint Combat Aircraft, Royal Navy and RAF designation for the F-35 Joint Strike Fighter

• Camp JCA Shalom, a sleep-away camp in Malibu, California
• Jain Center of America, a Jain temple in New York, United States
• Japan Cricket Association, the governing body for cricket in Japan
• Japan Chess Association, the governing body for chess in Japan
• Japanese Cancer Association, a cancer research association in Japan
• Jewish Colonisation Association, founded 1891 to facilitate emigration of Jews
• Joliet Catholic Academy, Illinois, US
• Josephite Community Aid, Australian charity founded in 1986

• Journal of Computational Acoustics
• Journal of Contemporary Antisemitism

• Juvenile chronic arthritis
• Jean-Claude Ades, German electronic music producer
• Jackie Chan Adventures